81918676

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 167932800

約数和(自身を除く): 86014124

約数列:

[1, 2, 4, 7, 14, 28, 83, 101, 166, 202, 332, 349, 404, 581, 698, 707, 1162, 1396, 1414, 2324, 2443, 2828, 4886, 8383, 9772, 16766, 28967, 33532, 35249, 57934, 58681, 70498, 115868, 117362, 140996, 202769, 234724, 246743, 405538, 493486, 811076, 986972, 2925667, 5851334, 11702668, 20479669, 40959338, 81918676]

約数ペア:

[(1, 81918676), (2, 40959338), (4, 20479669), (7, 11702668), (14, 5851334), (28, 2925667), (83, 986972), (101, 811076), (166, 493486), (202, 405538), (332, 246743), (349, 234724), (404, 202769), (581, 140996), (698, 117362), (707, 115868), (1162, 70498), (1396, 58681), (1414, 57934), (2324, 35249), (2443, 33532), (2828, 28967), (4886, 16766), (8383, 9772)]